/Engine/Plugins/Experimental/GeometryScripting/Source/GeometryScriptingCore/Public/GeometryScript/MeshSelectionFunctions.h
Create a new Mesh Selection of the SelectionType for the TargetMesh by finding all elements inside a second SelectionMesh For Triangle and PolyGroup selections the triangle facet normal is used, for Vertex selections the per-vertex averaged normal is used.
static [UDynamicMesh](API\Runtime\GeometryFramework\UDynamicMesh) * SelectMeshElementsInsideMesh ( [UDynamicMesh](API\Runtime\GeometryFramework\UDynamicMesh) * TargetMesh, [UDynamicMesh](API\Runtime\GeometryFramework\UDynamicMesh) * SelectionMesh, [FGeometryScriptMeshSelection](API\Plugins\GeometryScriptingCore\GeometryScript\FGeometryScriptMeshSelection) & Selection, FTransform SelectionMeshTransform, [EGeometryScriptMeshSelectionType](API\Plugins\GeometryScriptingCore\GeometryScript\EGeometryScriptMeshSelectionType) SelectionType, bool bInvert, double ShellDistance, double WindingThreshold, int MinNumTrianglePoints )